./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-esbmc-regression/round_nondet.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6bc96a-5e11-42e9-b27d-3cd9feb3534e/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6bc96a-5e11-42e9-b27d-3cd9feb3534e/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6bc96a-5e11-42e9-b27d-3cd9feb3534e/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6bc96a-5e11-42e9-b27d-3cd9feb3534e/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/round_nondet.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6bc96a-5e11-42e9-b27d-3cd9feb3534e/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6bc96a-5e11-42e9-b27d-3cd9feb3534e/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c4f3eb7461b4a2fb82ae9c72e41466e3f2cfbfca .................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6bc96a-5e11-42e9-b27d-3cd9feb3534e/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6bc96a-5e11-42e9-b27d-3cd9feb3534e/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6bc96a-5e11-42e9-b27d-3cd9feb3534e/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6bc96a-5e11-42e9-b27d-3cd9feb3534e/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/round_nondet.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6bc96a-5e11-42e9-b27d-3cd9feb3534e/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6bc96a-5e11-42e9-b27d-3cd9feb3534e/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c4f3eb7461b4a2fb82ae9c72e41466e3f2cfbfca ....................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:27:49,614 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:27:49,616 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:27:49,660 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:27:49,661 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:27:49,662 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:27:49,664 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:27:49,667 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:27:49,669 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:27:49,670 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:27:49,671 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:27:49,673 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:27:49,674 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:27:49,675 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:27:49,677 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:27:49,678 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:27:49,679 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:27:49,681 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:27:49,683 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:27:49,686 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:27:49,688 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:27:49,689 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:27:49,691 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:27:49,692 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:27:49,696 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:27:49,696 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:27:49,697 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:27:49,698 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:27:49,699 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:27:49,700 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:27:49,700 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:27:49,702 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:27:49,703 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:27:49,704 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:27:49,705 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:27:49,706 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:27:49,707 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:27:49,707 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:27:49,708 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:27:49,709 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:27:49,709 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:27:49,710 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6bc96a-5e11-42e9-b27d-3cd9feb3534e/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:27:49,733 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:27:49,734 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:27:49,734 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:27:49,735 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:27:49,735 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:27:49,735 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:27:49,735 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:27:49,735 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:27:49,736 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:27:49,736 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:27:49,736 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:27:49,736 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:27:49,736 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:27:49,737 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:27:49,737 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:27:49,737 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:27:49,738 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:27:49,738 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:27:49,738 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:27:49,738 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:27:49,738 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:27:49,738 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:27:49,739 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:27:49,739 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:27:49,739 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:27:49,739 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:27:49,739 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:27:49,739 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:27:49,740 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:27:49,740 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:27:49,740 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:27:49,740 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:27:49,741 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:27:49,741 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:27:49,741 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:27:49,741 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:27:49,741 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:27:49,741 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:27:49,742 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:27:49,742 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6bc96a-5e11-42e9-b27d-3cd9feb3534e/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6bc96a-5e11-42e9-b27d-3cd9feb3534e/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c4f3eb7461b4a2fb82ae9c72e41466e3f2cfbfca [2021-10-11 02:27:50,008 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:27:50,035 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:27:50,042 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:27:50,044 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:27:50,045 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:27:50,046 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6bc96a-5e11-42e9-b27d-3cd9feb3534e/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/floats-esbmc-regression/round_nondet.i [2021-10-11 02:27:50,120 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6bc96a-5e11-42e9-b27d-3cd9feb3534e/bin/utaipan-WLngWcDbfI/data/2924b22b8/30b656b9f67942feaba4d7a6ff175916/FLAGf90454e21 [2021-10-11 02:27:50,663 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:27:50,664 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6bc96a-5e11-42e9-b27d-3cd9feb3534e/sv-benchmarks/c/floats-esbmc-regression/round_nondet.i [2021-10-11 02:27:50,686 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6bc96a-5e11-42e9-b27d-3cd9feb3534e/bin/utaipan-WLngWcDbfI/data/2924b22b8/30b656b9f67942feaba4d7a6ff175916/FLAGf90454e21 [2021-10-11 02:27:50,950 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6bc96a-5e11-42e9-b27d-3cd9feb3534e/bin/utaipan-WLngWcDbfI/data/2924b22b8/30b656b9f67942feaba4d7a6ff175916 [2021-10-11 02:27:50,953 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:27:50,955 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:27:50,957 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:27:50,957 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:27:50,960 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:27:50,961 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:27:50" (1/1) ... [2021-10-11 02:27:50,963 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d0cd3ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:27:50, skipping insertion in model container [2021-10-11 02:27:50,963 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:27:50" (1/1) ... [2021-10-11 02:27:50,971 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:27:51,033 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:27:51,654 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6bc96a-5e11-42e9-b27d-3cd9feb3534e/sv-benchmarks/c/floats-esbmc-regression/round_nondet.i[38163,38176] [2021-10-11 02:27:51,674 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isinf at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:846) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1710) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1402) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2343) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2343) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:174) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:676) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:509) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1409) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1353) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1046) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1424) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3213) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2293) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:580) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-10-11 02:27:51,681 INFO L168 Benchmark]: Toolchain (without parser) took 723.47 ms. Allocated memory is still 102.8 MB. Free memory was 64.5 MB in the beginning and 75.8 MB in the end (delta: -11.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:27:51,682 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 102.8 MB. Free memory is still 82.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:27:51,684 INFO L168 Benchmark]: CACSL2BoogieTranslator took 720.76 ms. Allocated memory is still 102.8 MB. Free memory was 64.3 MB in the beginning and 75.8 MB in the end (delta: -11.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:27:51,687 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 102.8 MB. Free memory is still 82.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 720.76 ms. Allocated memory is still 102.8 MB. Free memory was 64.3 MB in the beginning and 75.8 MB in the end (delta: -11.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isinf de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isinf: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:846) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:27:54,095 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:27:54,097 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:27:54,148 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:27:54,149 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:27:54,154 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:27:54,158 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:27:54,163 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:27:54,166 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:27:54,173 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:27:54,177 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:27:54,178 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:27:54,179 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:27:54,182 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:27:54,184 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:27:54,185 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:27:54,187 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:27:54,191 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:27:54,194 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:27:54,202 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:27:54,204 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:27:54,205 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:27:54,208 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:27:54,210 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:27:54,217 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:27:54,217 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:27:54,218 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:27:54,220 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:27:54,221 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:27:54,222 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:27:54,222 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:27:54,223 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:27:54,225 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:27:54,226 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:27:54,227 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:27:54,228 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:27:54,229 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:27:54,229 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:27:54,230 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:27:54,232 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:27:54,233 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:27:54,233 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6bc96a-5e11-42e9-b27d-3cd9feb3534e/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:27:54,280 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:27:54,280 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:27:54,281 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:27:54,282 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:27:54,282 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:27:54,282 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:27:54,283 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:27:54,283 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:27:54,283 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:27:54,285 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:27:54,286 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:27:54,286 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:27:54,287 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:27:54,287 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:27:54,287 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:27:54,287 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:27:54,288 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:27:54,288 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:27:54,288 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:27:54,289 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:27:54,289 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:27:54,289 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:27:54,289 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:27:54,290 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:27:54,290 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:27:54,290 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:27:54,291 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:27:54,291 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:27:54,291 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:27:54,292 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:27:54,292 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:27:54,292 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:27:54,292 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:27:54,293 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:27:54,293 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:27:54,294 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6bc96a-5e11-42e9-b27d-3cd9feb3534e/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6bc96a-5e11-42e9-b27d-3cd9feb3534e/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c4f3eb7461b4a2fb82ae9c72e41466e3f2cfbfca [2021-10-11 02:27:54,769 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:27:54,794 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:27:54,797 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:27:54,799 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:27:54,800 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:27:54,801 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6bc96a-5e11-42e9-b27d-3cd9feb3534e/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/floats-esbmc-regression/round_nondet.i [2021-10-11 02:27:54,878 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6bc96a-5e11-42e9-b27d-3cd9feb3534e/bin/utaipan-WLngWcDbfI/data/a71a4a5d2/9eaaffa7f50c4b7bacda05ff072b44e6/FLAG1df0f9fef [2021-10-11 02:27:55,457 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:27:55,458 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6bc96a-5e11-42e9-b27d-3cd9feb3534e/sv-benchmarks/c/floats-esbmc-regression/round_nondet.i [2021-10-11 02:27:55,473 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6bc96a-5e11-42e9-b27d-3cd9feb3534e/bin/utaipan-WLngWcDbfI/data/a71a4a5d2/9eaaffa7f50c4b7bacda05ff072b44e6/FLAG1df0f9fef [2021-10-11 02:27:55,746 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6bc96a-5e11-42e9-b27d-3cd9feb3534e/bin/utaipan-WLngWcDbfI/data/a71a4a5d2/9eaaffa7f50c4b7bacda05ff072b44e6 [2021-10-11 02:27:55,750 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:27:55,752 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:27:55,756 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:27:55,757 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:27:55,767 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:27:55,768 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:27:55" (1/1) ... [2021-10-11 02:27:55,770 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@771cc23b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:27:55, skipping insertion in model container [2021-10-11 02:27:55,770 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:27:55" (1/1) ... [2021-10-11 02:27:55,779 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:27:55,847 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:27:56,742 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6bc96a-5e11-42e9-b27d-3cd9feb3534e/sv-benchmarks/c/floats-esbmc-regression/round_nondet.i[38163,38176] [2021-10-11 02:27:56,759 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: rint [2021-10-11 02:27:56,762 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4b1f807 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:27:56, skipping insertion in model container [2021-10-11 02:27:56,762 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:27:56,763 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:27:56,767 INFO L168 Benchmark]: Toolchain (without parser) took 1012.27 ms. Allocated memory is still 75.5 MB. Free memory was 54.7 MB in the beginning and 56.7 MB in the end (delta: -2.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:27:56,768 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 75.5 MB. Free memory is still 55.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:27:56,770 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1006.61 ms. Allocated memory is still 75.5 MB. Free memory was 54.3 MB in the beginning and 56.7 MB in the end (delta: -2.4 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:27:56,773 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 75.5 MB. Free memory is still 55.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1006.61 ms. Allocated memory is still 75.5 MB. Free memory was 54.3 MB in the beginning and 56.7 MB in the end (delta: -2.4 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1017]: Unsupported Syntax Unsupported function from math.h: rint RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...